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 Motivation to Speak Up of Students. Case Study:  Three High Schools in District 7, Ho Chi Minh City.
<strong>VNU Journal of Science: Education Research</strong>, [S.l.], v. 37, n. 2, june 2021.
ISSN 2588-1159.
Available at: &lt;<a href="https://js.vnu.edu.vn/ER/article/view/4535" target="_new">https://js.vnu.edu.vn/ER/article/view/4535</a>&gt;. Date accessed: 25 nov. 2024.
doi: <a href="https://doi.org/10.25073/2588-1159/vnuer.4535">https://doi.org/10.25073/2588-1159/vnuer.4535</a>.